A145175 Least prime q > p(n) such that p(n)+q=n^2-x^2 for n>9 where p(i)=i-th prime

67, 41, 43, 47, 53, 97, 59, 61, 67, 173, 73, 79, 149, 157, 163, 167, 251, 337, 193, 443, 211, 809, 317, 223, 233, 347, 569, 251, 257, 1129, 271, 277, 683, 433, 587, 307, 317, 317, 317, 653, 827, 1279, 349, 359, 2089, 367, 373, 379, 389, 1523, 3319, 1229, 1051

Offset

10,1

Links

Table of n, a(n) for n=10..62.

Example

p(10)=29, 29+67=96=10^2-2^2 so a(10)=67 p(11)=31, 31+41=72=11^2-7^2 so a(11)=41

Crossrefs

Sequence in context: A112506 A033387 A102891 * A196251 A246783 A169936

Adjacent sequences: A145172 A145173 A145174 * A145176 A145177 A145178

Keyword

nonn

Author

Pierre CAMI, Oct 03 2008

Status

approved